Senior Java Developer

Description

**What are we looking for?** **Main responsibilities:** Design and implement microservice-based systems using intermediate architectural patterns such as Microservice Patterns and Event-Driven. Develop autonomously in Java/Kotlin, using standard libraries and advanced features like Streams and modern APIs. Intermediate proficiency in advanced Spring Boot configurations (conditional configuration, profiles, security, transactions). Create and manage reactive flows using frameworks such as Reactor or Webflux. Design and manage relational and non-relational database schemas, perform optimizations, and understand execution plans. Configure centralized logging using tools such as ELK Stack and Datadog. Create detailed documentation, including endpoints, payloads, return codes, and examples. Implement intermediate resilience techniques such as circuit breakers, retries, and timeouts. **Requirements:** Strong understanding and hands-on experience with microservice-based architectures. Intermediate knowledge of Java/Kotlin, including Streams and modern APIs. Intermediate mastery of Spring Boot and its advanced configurations. Practical experience building reactive systems with specific frameworks. Experience designing database schemas, writing advanced queries, and performance tuning. Implementation of centralized logging and familiarity with industry-specific tools. Clear and detailed technical documentation of APIs. Practical resilience and stability techniques for distributed systems. **Nice-to-have:** Strong analytical and problem-solving skills. Ability to communicate technical concepts clearly and concisely. Interest in continuous learning and evolution in the technologies used. **Work location:** This is an Anywhere Office position — you will work 100% remotely. **Who is Insi?** We are a consultancy specializing in digital transformation. But above all, we are a people-first company. People who listen before proposing. Who get to the core before presenting a solution. Who measure success by real change — not by what was implemented. With over three decades of history and a global presence, we believe true transformation begins from within: within individuals, teams, and organizations — and this conviction guides every decision we make, every project we deliver, and every person we develop. **Why build your career at Insi?** Because here, you think, decide, and create together. We offer autonomy, clear goals, and an environment where Insiders have opportunities to engage with diverse technologies, participate in challenging projects, bring new ideas, and work from anywhere in Brazil — and why not? — from anywhere in the world. We are among the best companies to work for in Brazil according to Great Place to Work, and we rank among the top 10 employers in Brazil according to TIME magazine. **What are our values?** * We are people serving people * We think and act like owners * We have a drive for performance * We grow and learn together * We pursue excellence and simplicity * We act with creativity and innovation Everyone is welcome, regardless of condition, disability, ethnicity, religious belief, sexual orientation, appearance, age, or similar factors. We want you to grow with us in an inclusive, welcoming environment full of opportunities. Do you identify with this? Then, **#JoinInsi!**